look at this thread somewhere are the yandisk link
normally nand install was not possible because no nand driver in the old builds, impressive if you did it
why not test the new image with 5.xx kernel also RTL8189 should maybe now work
--> which Android One (11.x 9.x 8.x...) ? Never saw someone do this because android 4.4 was last build for S805 , this why android one had no driver for this box